2025byu results

Information

Transient
Name:AT2025byu
Right ascension: 5h01m59.66s
Declination:-14d43m13.33s
Discovery Date:Feb. 18, 2025, 3:35 a.m.
Classification:None
Redshift:None
MW E(B-V):0.095
Host
Name:2025byu
Right ascension: 5h01m59.71s
Declination:-14d43m14.56s
Redshift:0.045525
Photometric Redshift:0.032
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
PanSTARRS_g
PanSTARRS_r
PanSTARRS_i
PanSTARRS_z
PanSTARRS_y
GALEX_NUV
GALEX_FUV
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
DES_g
DES_r
DES_i
DES_z
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 2.32
Transient MWEBV processed 0.11
Host match processed 1.51
Host information processed 0.09
Host MWEBV processed 0.06
Global aperture construction processed 0.64
Global aperture photometry processed 3.76
Validate global photometry processed 9.44
Global host SED inference processed 472.51
Local aperture photometry processed 3.39
Validate local photometry processed 0.02
Local host SED inference processed 523.53
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):5h01m59.66s, -14d43m13.33s
semi major axis, semi minor axis (arcsec):2.24, 2.24
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 423.4 0.71 17.333 0.002 AB
PanSTARRS_r 688.79 0.83 16.805 0.001 AB
PanSTARRS_i 872.67 0.83 16.548 0.001 AB
PanSTARRS_z 1022.23 2.03 16.376 0.002 AB
PanSTARRS_y 1133.41 4.93 16.264 0.005 AB

Aperture details

RA, DEC (J2000):5h01m59.71s, -14d43m14.33s
semi major axis, semi minor axis (arcsec):9.41, 7.81
angle (degrees, anti-clockwise from east):-93.09
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 1384.56 2.27 16.047 0.002 AB
PanSTARRS_r 2101.63 2.65 15.594 0.001 AB
PanSTARRS_i 2592.02 2.83 15.366 0.001 AB
PanSTARRS_z 2853.31 7.06 15.262 0.003 AB
PanSTARRS_y 3360.86 18.06 15.084 0.006 AB
2MASS_J 3918.6 212.86 14.022 0.059 Vega
2MASS_H 5054.07 290.58 13.273 0.062 Vega
2MASS_K 4081.21 331.51 13.035 0.088 Vega
WISE_W1 2534.45 31.61 12.691 0.014 Vega
WISE_W2 1782.61 36.34 12.433 0.022 Vega
WISE_W3 12852.78 149.84 8.454 0.013 Vega
WISE_W4 19160.19 1254.12 6.574 0.071 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.755 9.880 9.992
{\rm log}_{10}({\rm SFR}) -1.453 -0.506 0.043
{\rm log}_{10}({\rm sSFR}) -11.356 -10.387 -9.832
{\rm stellar\ age} 4.570 6.653 8.006

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.564 -1.132 -0.781
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.846 -1.304 0.049

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.164 0.323 0.546
\delta -0.758 -0.330 0.187
\tau_1/\tau_2 0.682 1.039 1.386
Q_{PAH} 0.662 2.393 5.022
U_{min} 2.938 8.289 15.611
{\rm log}_{10}(\gamma_e)\, -3.321 -1.707 -0.575

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.236 -2.342 -1.096
{\rm log}_{10}(\tau_{AGN})\, 0.919 1.386 1.887

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.775 -0.770 -0.362
0.03-0.10 Gyr -1.659 -0.463 0.162
0.10-0.33 Gyr -1.069 -0.145 0.308
0.33-1.09 Gyr -0.730 -0.152 0.212
1.09-3.59 Gyr -0.542 -0.048 0.225
3.59-11.83 Gyr -0.582 -0.070 0.138
11.83-13.15 Gyr -0.757 -0.069 0.455

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.892 10.126 10.354
{\rm log}_{10}({\rm SFR}) 0.049 0.489 1.052
{\rm log}_{10}({\rm sSFR}) -10.170 -9.726 -8.898
{\rm stellar\ age} 1.871 4.823 7.103

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.072 -0.540 -0.097
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.774 -0.641 0.316

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.252 0.412 0.610
\delta -0.740 -0.162 0.270
\tau_1/\tau_2 0.625 0.989 1.372
Q_{PAH} 1.117 2.126 3.973
U_{min} 2.378 6.962 14.340
{\rm log}_{10}(\gamma_e)\, -3.247 -2.241 -1.585

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.681 -1.913 -1.437
{\rm log}_{10}(\tau_{AGN})\, 1.046 1.495 1.912

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.002 0.436 0.681
0.03-0.10 Gyr -0.229 0.470 1.182
0.10-0.33 Gyr -0.249 0.457 0.933
0.33-1.09 Gyr -0.494 0.480 0.911
1.09-3.59 Gyr -0.698 0.232 0.599
3.59-11.83 Gyr -1.297 -0.058 0.408
11.83-13.15 Gyr -1.471 -0.089 0.598